A close-up image of a NaturalCure Labs Clean L-Lysine bottle, showing the front label with 600mg dosage, key benefits for immune support, and 120 capsules count, emphasizing the product's premium, non-GMO, and gluten-free attributes.
The right side label of a NaturalCure Labs Clean L-Lysine bottle, displaying the supplement facts including serving size, L-Lysine HCI amount, suggested use, and a note on vegetarian ingredients, with contact information for the St. Petersburg, FL manufacturer.
Clean L-Lysine 600mg
Clean L-Lysine 600mg
Clean L-Lysine 600mg
Clean L-Lysine 600mg
Clean L-Lysine 600mg
Clean L-Lysine 600mg
Clean L-Lysine 600mg
Video Thumbnail
Clean L-Lysine 600mg
Clean L-Lysine 600mg
Clean L-Lysine 600mg
Clean L-Lysine 600mg
Video Thumbnail

We Pay for Shipping

On US orders over $30

Money-Back Guarantee

60-day refund or replacement

Works really well!

"I was looking for an ultra-pure option but hate tablets, and this one is great! It doesn't have added fillers, just the ingredients what I need."

- Tapeck

Verified Buyer
A close-up image of a NaturalCure Labs Clean L-Lysine bottle, showing the front label with 600mg dosage, key benefits for immune support, and 120 capsules count, emphasizing the product's premium, non-GMO, and gluten-free attributes.
The right side label of a NaturalCure Labs Clean L-Lysine bottle, displaying the supplement facts including serving size, L-Lysine HCI amount, suggested use, and a note on vegetarian ingredients, with contact information for the St. Petersburg, FL manufacturer.
Clean L-Lysine 600mg
Clean L-Lysine 600mg
Clean L-Lysine 600mg
Clean L-Lysine 600mg
Clean L-Lysine 600mg
Clean L-Lysine 600mg
Clean L-Lysine 600mg
Video Thumbnail
Clean L-Lysine 600mg
Clean L-Lysine 600mg
A close-up image of a NaturalCure Labs Clean L-Lysine bottle, showing the front label with 600mg dosage, key benefits for immune support, and 120 capsules count, emphasizing the product's premium, non-GMO, and gluten-free attributes.
Clean L-Lysine 600mg
Clean L-Lysine 600mg
Clean L-Lysine 600mg
Video Thumbnail

Clean L-Lysine 600mg

 Ultra-pure, high-quality L-Lysine—formulated without fillers or additives.

2,500+ Verified Reviews

  • Clean & Effective: 600mg of pure L-Lysine per capsule - the cleanest formula available

  • Made to Work: Trusted by 100,000 customers and supported by 5,000 reviews

  • Safety & Quality: Made in USA*, GMP certified, and 3rd Party Lab Tested
$17.95
$18.95
5% Off
Title
Rendering loop-subscriptions
$0.00 each
0.00
Purchase Options
Selling Plans
$17.95
$17.95
each
$17.95
$17.95
each
 Deliver every month
$17.95
$17.95
each
 Deliver every Month
$17.95
$17.95
each
 Deliver every Month
$17.95
$17.95
each
 Deliver every month
$17.95
$17.95
each
 Deliver every Month
$17.95
$17.95
each
 Deliver every month
$17.95
$17.95
each
 Deliver every Month
‍

We Pay for Shipping

On US orders over $30

Money-Back Guarantee

60-day refund or replacement

Works really well!

"I was looking for an ultra-pure option but hate tablets, and this one is great! It doesn't have added fillers, just the ingredients what I need."

- Tapeck

Verified Buyer

Featured On:

What is L-Lysine?

L-Lysine is one of the nine essential amino acids that the human body cannot produce on its own.

 

It's often noted for its potential in supporting the body’s natural defense mechanisms. 

 

Research suggests that Lysine supplementation can help with overall immune, skin, and muscle health.‡

Shop Now

Shop Now
Video Thumbnail

Take Control. Get Results

Immune Support‡

L-Lysine is an essential amino acid that helps support a healthy immune response and contributes to overall wellness.‡

Skin Health‡

Supports collagen production and skin structure, contributing to the maintenance of healthy-looking skin.‡

Muscle Recovery‡

Assists in protein synthesis and tissue repair, making it a valuable part of any recovery or active wellness routine.‡

Award-Winning Quality Since 2015 🏆

40+

Industry Awards

100K+

Customers

5K+

Reviews

21M+

Capsules sold

Designed to Work

Our  L-Lysine is free of synthetic additives and always lab-tested. It's vegan, gluten-free, and non-GMO. We're committed to the highest standards of quality and safety, earning us industry recognition year after year.

Take one capsule 1-3 times daily with food, or as directed by a healthcare professional.

Buy More, Save More

1 Bottle
Title
A close-up image of a NaturalCure Labs Clean L-Lysine bottle, showing the front label with 600mg dosage, key benefits for immune support, and 120 capsules count, emphasizing the product's premium, non-GMO, and gluten-free attributes.
$17.95

2 Bottles
Title
SAVE 11%
Clean L-Lysine 600mg
$33.90
$37.90

Free Shipping

3 Bottles
Title
SAVE 14%

Most 

Popular
Clean L-Lysine 600mg
$48.85
$56.85

Free Shipping

Buy More, Save More

3 Bottles
Title
SAVE 14%

Most 

Popular
Clean L-Lysine 600mg
$48.85
$56.85

Free Shipping
You saved $8.00

2 Bottles
Title
SAVE 11%
Clean L-Lysine 600mg
$33.90
$37.90

Free Shipping
You saved $4.00

1 Bottle
Title
A close-up image of a NaturalCure Labs Clean L-Lysine bottle, showing the front label with 600mg dosage, key benefits for immune support, and 120 capsules count, emphasizing the product's premium, non-GMO, and gluten-free attributes.
$17.95
You saved $1.00

Why choose Natural Cure Labs?

Natural Cure Labs

 120 full servings per bottle

 Capsule form – easy to swallow

Made in the USA*

Award-Winning company

Plant-based

No synthetic fillers

Vegan, non-gmo and gluten free

Others

Fewer capsules, lower value

 Often tablets – large or chalky

Unknown origin

Untrusted

Animal-derived or synthetic sources

Contains synthetic fillers

Not certified

Money-Back Guarantee

If you are not 100% satisfied with your purchase, then you may return your order for a refund with no questions asked.

 

With 5,000+ public reviews, our promise is to deliver the highest levels of value, quality, and personal service available. Your satisfaction is our priority. 

More products we think you'll love:
Front view of the Natural Cure Labs Monolaurin 600mg dietary supplement bottle, stating it's made from premium raw coconut for immune system support and digestive health, containing 100 capsules.

Premium Monolaurin 600mg
$22.95
$23.95
Level Off Glucose Support | Palmara Health

Level Off Glucose Support | Palmara Health
$39.95
$69.95
Front view of Natural Cure Labs Premium Immune Support dietary supplement bottle. It contains a potent blend with L-Lysine and 15 other vitamins, minerals, and herbs aimed at supporting and maintaining immune function, encapsulated in 60 vegetarian capsules. The packaging emphasizes the supplement's role in contributing to overall immune health.

Premium Immune Support
$18.95
$19.95
A bottle of Natural Cure Labs Extra Strength Monolaurin dietary supplement, 800mg per capsule, with 100 capsules per bottle. The label indicates the product is derived from raw coconut and supports immune system and digestive health

Monolaurin Extra Strength 800mg
$27.95
$29.95
A bottle of Natural Cure Labs Premium Andrographis dietary supplement, highlighting the 1200 mg per serving dosage and its immune system support capabilities on the front label.

Premium Andrographis Extract
$23.95
$24.95
Biofilm Immune Complex

Biofilm Immune Complex
$23.95
$29.95
Immune Defense Bundle

Immune Defense Bundle
$63.77
$70.85
Essentials Bundle

Essentials Bundle
$58.37
$64.85
Digestive Health Bundle

Digestive Health Bundle
$58.37
$64.85

‡ These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.

* With global materials
A close-up image of a NaturalCure Labs Clean L-Lysine bottle, showing the front label with 600mg dosage, key benefits for immune support, and 120 capsules count, emphasizing the product's premium, non-GMO, and gluten-free attributes.
$17.95
$18.95
- 5% off